*{
    margin: 0;
    padding: 0;
    // box-sizing: border-box;
}
img{
    display:block;
}
a{
    text-decoration: none;
}
input{
    outline: none;
}
ul,ol{
    list-style:none;
}
@function pr($p){
    @return $p/41.4 + rem;
}